fix(cros_image_to_target): don't patch_kernel
fix(cros_image_to_target): don't patch_kernel

CoreOS doesn't have a Kernel partition, don't try to run with
patch_kernel

trnubo/scripts,fivethreeo/scripts,nicescale/scripts,BugRoger/scripts,nicescale/scripts,bcwaldon/coreos-scripts,sigma/coreos-scripts,crawford/scripts,gtank/scripts,glevand/coreos--scripts,marineam/coreos-scripts,mjg59/scripts,sigma/coreos-scripts,crawford/scripts,vmware/coreos-scripts,zhang0137/scripts,trnubo/scripts,fivethreeo/scripts,bcwaldon/coreos-scripts,glevand/coreos--scripts,vmware/coreos-scripts,endocode/scripts,BugRoger/scripts,endocode/scripts,crawford/scripts,zhang0137/scripts,nicescale/scripts,marineam/coreos-scripts,marineam/coreos-scripts,mischief/scripts,trnubo/scripts,gtank/scripts,coreos/scripts,mjg59/scripts,smilart/scripts,mischief/scripts,zhang0137/scripts,fivethreeo/scripts,mischief/scripts,BugRoger/scripts,smilart/scripts,gtank/scripts,coreos/scripts,mjg59/scripts,vmware/coreos-scripts,andrejro/coreos--scripts,smilart/scripts,endocode/scripts,andrejro/coreos--scripts,andrejro/coreos--scripts,sigma/coreos-scripts,bcwaldon/coreos-scripts